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Multi-grip, aluminium alloy breakstem fasteners with a long and reliable track record in a wide range of applications and industries.

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The Avdel Avex® aluminum rivet is a multi-grip, breakstem fastener with a long and reliable track record in a wide range of applications and industries. The multi-grip Avex rivet is one of the flagship products and brands in the Avdel rivet portfolio due to high levels of quality and reliability achieved through decades of manufacturing expertise. The Avex rivet features good hole fill and a large blind-side bearing area  making the Avdel Avex ideal for use in thin sheet materials

Key features and benefits

  • Multi-grip capability
  • Good hole fill
  • Provides a large blind side bearing area against the rear sheet
  • Retained stem
  • Wide choice of installation tools
  • One fastener can be used to replace several standard grip fasteners
  • Accommodates wide variations in material thickness
  • Reduced fastener inventory and simpler stock control
  • Spreads the tail bearing load/clamp on the rear sheet
  • Ideal for use in thin sheet materials
  • Compensates for irregular, oversized, slotted or misaligned holes
  • Can stop sheet movement in non-standard holes
  • Provides strong, vibration resistant joints
  • No damage, electrical problems or rattling due to loose stems

Assembly materials

Avex® can be used to fasten:

  • Metal to metal
  • Plastic to plastic
  • Metal to plastic
  • Metal rear sheet

Assembly applications

  • Automotive
  • Commercial vehicles
  • Domestic appliances
  • Electronics
  • Electrical equipment
  • General light industrial
  • Heating and ventilating


  • Sizes: 3.0mm to 6.4mm (1/4")
  • Materials: Aluminium alloy with steel or stainless steel stems
  • Headforms: Dome, countersunk and large flange
Avex® - Series
Material Headform Series
Aluminum Alloy Body & Steel Mandrel Dome
120° Countersunk
Large Flange
Avex® 1661
Avex® 1604
Avex® 1641
Aluminum Alloy Body & Stainless Steel Mandrel Dome
Large Flange
Avex® 1663
Avex® 1643


>>> POP Avdel Breakstem Systems Catalog (7 MB)


Additional Series Animations

Avex 1610 Splined


Surface finish options

If you are looking for other surface finish options than shown in the above datasheets please download our
>>> Surface Finishes and Fastener Matrix for Breakstem Systems
This will show you what surface finish options are possible to apply to our standard fastener types as "customer specials".
Customised Designs

We can design and manufacture breakstem fasteners with a wide variety of forms and finishes to meet your unique assembly requirements. Please refer to this page to find examples of our customised capabilities:
>>> Breakstem Fasteners & Sealing Plugs - Customised Designs

Installation Equipment

The pictures below show Avdel® handtools which can be used to place Avex® breakstem rivets.  


Tool Selection
Follow this link to find the tools suitable for your breakstem fastener:
>>> Placing Capablity Genesis® nG Tools

Nose Equipment Selection

Follow this link to find the correct nose equipment for your breakstem fastener:

>>> Nose Equipment Genesis® nG Tools

For further information on specific nose equipment, please contact your local Avdel® representative or use our tool manuals:
>>> Tool Manuals

Alternative Products

Speed fasteners with a bulbed tail providing consistent high clamp and shear. Can be used to assemble many materials including metal, plastic and aluminum alloy.

Complementary Information

Genesis® Range
New high performance, lightweight hydro-pneumatic handtools for breakstem rivets.

Avex® Part Numbers

01601-00410 01601-00414 01601-00512 01601-00613 01601-00619 01604-00412 01604-00414 01604-00514 01604-00615 01604-00621 01610-03722 01610-04506 01624-00411 01624-00508 01624-00514 01624-00612 01624-00616 01641-00613 01641-00617 01641-00621 01641-00631 01643-00613 01643-00621 01643-00631 01661-00410 01661-00412 01661-00414 01661-00416 01661-00508 01661-00512 01661-00516 01661-00521 01661-00613 01661-00619 01661-00621 01661-00631 01661-05307 01663-00410 01663-00412 01663-00414 01663-00510 01663-00512 01663-00516 01663-00521 01663-00613 01663-00619 01663-00621 01663-00631 01663-05307 01692-00613 01695-00818